How do i check for an internet connection?

[Nicholas Nginya]

I am doing a cyber cafe billing system but how do i check for an internet connection.
   
  Kindly Help!!!!


Best Regards 
NICHOLAS NGINYA 

  "The important thing to recognize is that it takes a team, and the team ought to get credit for the wins and the losses. 
  Successes have many fathers, failures have none.”  Philip Caldwell


		
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